It was something of a defeatist attitude, to realize that, even when you triumphed over this apocalypse, another one would soon be coming around the corner. He liked to think that he was just being a realist, though. He'd seen a number of times that someone else would just be trying to end the world as everyone knew in a week or so. He just didn't really understand WHY anyone would want to.
He realized that it was odd to see her smile like a normal person, not that vicious one that you were certain was hiding fangs just behind her lips. "Suppose if you're going to do a job, you might as well like it." He was mostly joking when he said that, but there was a grain of truth behind it. Then again, sometimes he wondered if he liked what he was doing anymore, or if he was simply doing it because he now knew no other life.